3Com Corporation LIMITED WARRANTY

CoreBuilder® 9000 ATM Enterprise Switch Fabric Module

HARDWARE 3Com warrants this hardware product to be free from defects in workmanship and materials, under norm al
use and service, for the following length of time from the date of purchase from 3Com or its authorized
reseller:
Network Interface Cards One (1) year
Other hardware products One (1) year
Spare Parts and Spares Kits 90 days
3Com’s sole obligation under this express warranty shall be, at 3Com’s option and expense, to repair the
defective product or part, deliver to Customer an equivalent product or part to replace the defective item, or
if neither of the two foregoing options is reasonably available, 3Com may, i n its sole discretion, refund to
Customer the purchase price paid for the defective product. All products that are replaced will become the
property of 3Com. Replacement products may be new or reconditioned. 3Com warrants any replaced or
repaired product or part for ninety (90) days from shipment, or th e remainder of the initial warranty period,
whichever is longer.
SOFTWARE 3Com warrants that each software program licensed from it will perform in substantial conformance to its
program specifications, for a period of ninety (90) days from the date of purch ase from 3Com or its
authorized reseller. 3Com warrants the media containing software against failure during the warra nty
period. No updates are provided. 3Com's sole obligation under this express warranty shall b e, at 3Com's
option and expense, to refund the purchase price paid by Customer for any defective software pro duct, or to
replace any defective media with software which substantially conforms to applicable 3 Com published
specifications. Customer assumes responsibility for the selection of the appropriate applications program and
associated reference materials. 3Com makes no warranty or representation that its software products will
meet Customer’s requirements or work in combination with any hardware or applications software products
provided by third parties, that the operation of the software products will be uninterrupted or error free, or
that all defects in the software products will be corrected. For any third party products listed in the 3Com
software product documentation or specifications as being compatible, 3Com will make reasonable efforts to
provide compatibility, except where the non-compatibility is caused by a "bug" or defect in the third party's
product or from use of the software product not in accordance with 3Com’s published spec ifications or user
manual.

YEAR 2000 WARRANTY In addition to the Hardware Warranty and Software Warranty stated above, 3Com warrants that each

product sold or licensed to Customer on and after January 1, 1998 that is date sensitive will continue
performing properly with regard to such date data on and after January 1, 200 0, provided that all other
products used by Customer in connection or combination with the 3Com prod uct, including hardware,
software, and firmware, accurately exchange date data with the 3Com product, with the exception of those
products identified at 3Com’s Web site, http://www.3com.com/products/yr2000. html, as not meeting this
standard. If it appears that any product that is stated to meet this standard does not perf orm properly with
regard to such date data on and after January 1, 2000, and Customer notifies 3Com before the later of April
1, 2000, or ninety (90) days after purchase of the product from 3Com or its au thorized reseller, 3Com shall,
at its option and expense, provide a software update which would effect the prope r performance of such
product, repair such product, deliver to Customer an equivalent product to replace such product, or if none
of the foregoing is feasible, refund to Customer the purchase price paid for s uch product.
Any software update or replaced or repaired product will carry a Year 2000 Warranty for ninety (90) days
after purchase or until April 1, 2000, whichever is later.

OBTAINING WARRANTY

SERVICE
Customer must contact a 3Com Corporate Service Center or an Authorized 3Com Service Center within the
applicable warranty period to obtain warranty service authoriz ation. Dated proof of purchase from 3Com or
its authorized reseller may be required. Products returned to 3Com's Corporate Service Center must be
pre-authorized by 3Com with a Return Material Authorization (RMA) number m arked on the outside of the
package, and sent prepaid and packaged appropriately for safe shipment, and it is recommended t hat they
be insured or sent by a method that provides for tracking of the package. The repaired or replaced item will
be shipped to Customer, at 3Com's expense, not later than thirty (30) days after 3Com receives the def ective
product.